#VU67933 Stored cross-site scripting in Keycloak - CVE-2022-2256
Published: October 5, 2022
Vulnerability identifier: #VU67933
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-2256
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Keycloak
Keycloak
Software vendor:
Keycloak
Keycloak
Description
The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data when handling roles functionality in the admin console. The vulnerability allows a privileged user to inject and execute arbitrary HTML and JavaScript code in victim's browser.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.